# SDR 2007FA0000155

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 12, 2007
- Submitted: February 22, 2007
- Operation: General aviation
- Aircraft: [N4988F](https://openairdocs.org/aircraft/N4988F), registered now
- Make and model: Cessna U206B
- Registry model: [Cessna U206B](https://openairdocs.org/model/cessna-u206b) (OpenAirDocs)
- Aircraft serial: U2060688
- Engine: Cont IO520F
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder
- Part serial: 25254
- Condition: Cracked
- Location: Engine
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2007FA0000155

## Discrepancy

CRACKED CYLINDER HEAD BETWEEN 4TH AND 5TH FIN IB OF TOP SPARK PLUG.  CRACKS HEADED TOWARD VALVE SEAT.  (K)

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